@article{10_21136_CPM_1976_117922,
     author = {Grimson, Roger C.},
     title = {Some formulas that enumerate certain partitions and graphs},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {321--326},
     year = {1976},
     volume = {101},
     number = {4},
     doi = {10.21136/CPM.1976.117922},
     mrnumber = {0441752},
     zbl = {0354.05012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1976.117922/}
}